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11. 发明申请

US20120088137A1 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY 审中-公开
标题翻译：非电解电解质二次电池
公开(公告)号：US20120088137A1
公开(公告)日：2012-04-12
申请号：US13378210
申请日：2010-06-24
申请人： Kensuke Nakura
发明人： Kensuke Nakura
IPC分类号： H01M10/0525 , H01M10/05 , H01M10/02 , H01M4/13
CPC分类号： H01M10/052 , H01M2/26 , H01M4/661 , H01M10/0585 , H01M10/0587 , Y02T10/7011
摘要： A battery case houses an electrode group formed by winding a positive electrode plate where a positive electrode active material layer is provided on a positive electrode current collector and a negative electrode plate where a negative electrode active material layer is provided on a negative electrode current collector with a porous insulating layer interposed therebetween. The current collectors are made of metal foil of an identical material. An end of the positive electrode current collector has a first exposed portion provided with no positive electrode active material layer. An end of the negative electrode current collector has a second exposed portion provided with no negative electrode active material layer. The exposed portions and project from the porous insulating layer in opposite directions. The first and second exposed portions and are connected to positive and negative electrode current collector plates, respectively.
摘要翻译：电池壳体容纳通过在正极集电体上设置正极活性物质层的正极板和在负极集电体上设置负极活性物质层的负极板卷绕正极板而形成的电极组，插入其间的多孔绝缘层。集电器由相同材料的金属箔制成。正极集电体的端部具有不具有正极活性物质层的第一露出部。负极集电体的端部具有不具有负极活性物质层的第二露出部。暴露部分并从相反方向从多孔绝缘层突出。第一和第二暴露部分分别连接到正极和负极集电板。

12. 发明申请

US20120009475A1 ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY INCLUDING THE SAME 审中-公开
标题翻译：非水电解二次电池电极和非水电解质二次电池，包括它们
公开(公告)号：US20120009475A1
公开(公告)日：2012-01-12
申请号：US13257549
申请日：2011-03-03
申请人： Kensuke Nakura
发明人： Kensuke Nakura
IPC分类号： H01M4/131
CPC分类号： H01M10/0587 , H01M4/131 , H01M4/133 , H01M4/136 , H01M4/485 , H01M4/5825 , H01M10/0525 , H01M2004/021 , Y02T10/7011
摘要： An electrode for a non-aqueous electrolyte secondary battery includes a sheet-like current collector and an active material layer including a first layer and a second layer which are adhering to a surface of the current collector in this order. The first layer includes a carbon material that absorbs or releases lithium ions reversibly at a first potential, while the second layer includes a transition metal oxide that absorbs or releases lithium ions reversibly at a second potential higher than the first potential. The difference between the first potential and the second potential is 0.1 V or more, and the ratio of the thickness T1 of the first layer to the thickness T2 of the second layer, i.e., the ratio T1/T2, is from 0.33 to 75.
摘要翻译：非水电解质二次电池用电极包括依次附着在集电体的表面上的片状集电体和含有第一层和第二层的活性物质层。第一层包括在第一电势下可逆地吸收或释放锂离子的碳材料，而第二层包括在高于第一电位的第二电位下可逆地吸收或释放锂离子的过渡金属氧化物。第一电位和第二电位之间的差为0.1V以上，第一层的厚度T1与第二层的厚度T2之比即T1 / T2为0.33〜75。

13. 发明申请

US20110136001A1 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY USING THE SAME 审中-公开
标题翻译：用于锂离子二次电池和锂离子二次电池的负极电极活性材料
公开(公告)号：US20110136001A1
公开(公告)日：2011-06-09
申请号：US13058100
申请日：2010-05-27
申请人： Kensuke Nakura , Yasunari Sugita
发明人： Kensuke Nakura , Yasunari Sugita
IPC分类号： H01M2/02 , H01M4/86
CPC分类号： C01G53/62 , C01G23/005 , C01G45/125 , C01G45/1285 , C01G49/009 , C01G51/62 , C01P2002/52 , C01P2006/40 , H01M4/131 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/0525 , Y02T10/7011
摘要： A negative electrode active material which is low-cost and has a high energy density, and a lithium ion secondary battery using such a negative electrode active material are provided. The lithium ion secondary battery uses, as the negative electrode active material, an orthorhombic-system metal composite oxide represented by the formula A2±xB2±yO5±z; (0≦x≦0.1, 0≦y≦0.1, 0≦z≦0.3, A includes at least one element selected from the group consisting of alkaline earths and transition metals except for manganese, and B includes at least manganese), where the formal oxidation number of A is +2, and the formal oxidation number of B is greater than or equal to +2.5 and less than or equal to +3.3.
摘要翻译：提供低成本，高能量密度的负极活性物质和使用这种负极活性物质的锂离子二次电池。锂离子二次电池使用由式A2±xB2±yO5±z表示的正交系金属复合氧化物作为负极活性物质，（0＆nlE; x＆nlE; 0.1,0＆nlE; y＆nlE; 0.1,0＆nlE; z＆nlE; 0.3，A包括至少一种选自碱金属和除锰以外的过渡金属的元素，B包括至少锰），其中 A的正式氧化数为+2，B的形式氧化数大于或等于+ 2.5且小于或等于+3.3。

14. 发明授权

US07939200B2 Non-aqueous electrolyte secondary battery 有权
标题翻译：非水电解质二次电池
公开(公告)号：US07939200B2
公开(公告)日：2011-05-10
申请号：US11430994
申请日：2006-05-10
申请人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
发明人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
IPC分类号： H01M4/131 , H01M4/485 , H01M4/505 , H01M4/525
CPC分类号： H01M10/0525 , H01M4/131 , H01M4/485 , H01M4/505 , H01M4/525 , H01M2010/4292
摘要： As an alternative technique to lead-acid batteries, the present invention provides an inexpensive 2 V non-aqueous electrolyte secondary battery having excellent cycle life at a high rate by preventing volume change during charge and discharge. The non-aqueous electrolyte secondary battery uses: a positive electrode active material having a layered structure, being represented by chemical formula Li1±α[Me]O2, where 0≦α
摘要翻译：作为铅酸蓄电池的替代技术，本发明通过防止充放电期间的体积变化，提供了一种廉价的2V非水电解质二次电池，其通过高速率具有优异的循环寿命。非水电解质二次电池使用具有层状结构的正极活性物质，由化学式Li1±α[Me] O 2表示，其中0＆nlE;α<0.2，Me是包含Ni的至少一种过渡金属，至少一种选自Mn，Fe，Co，Ti和Cu，并且包括基本相同比例的元素镍和元素钴; 和Li 4 Ti 5 O 12（Li [Li 1/3 Li 5/3）O 4）的负极活性物质。

15. 发明申请

US20080268347A1 ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND MANUFACTURING METHOD THEREFORE 有权
标题翻译：非水电解质二次电池的活性材料及其制造方法
公开(公告)号：US20080268347A1
公开(公告)日：2008-10-30
申请号：US12058430
申请日：2008-03-28
申请人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
发明人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
IPC分类号： H01M6/18 , C23C8/10
CPC分类号： H01M10/0525 , C01G45/1228 , C01G45/125 , C01G53/00 , C01G53/42 , C01G53/44 , C01G53/56 , C01P2002/72 , C01P2002/74 , C01P2002/77 , C01P2002/88 , C01P2004/03 , C01P2004/62 , C01P2006/40 , H01M4/505 , H01M4/525 , H01M2004/021 , Y02T10/7011
摘要： An active material for a non-aqueous electrolyte secondary battery including a lithium-containing transition metal oxide containing nickel and manganese and having a closest-packed structure of oxygen, wherein an atomic ratio MLi/MT between the number of moles of lithium MLi and the number of moles of transition metal Mt contained in the lithium-containing transition metal oxide is greater than 1.0; the lithium-containing transition metal oxide has a crystal structure attributed to a hexagonal system, and the X-ray diffraction image of the crystal structure has a peak P003 attributed to the (003) plane and a peak P104 attributed to the (104) plane; an integrated intensity ratio I003/I104 between the peak P003 and the peak P104 varies reversibly within a range from 0.7 to 1.5 in association with absorption and desorption of lithium by the lithium-containing transition metal oxide; and the integrated intensity ratio varies linearly and continuously.
摘要翻译： 1.一种非水电解质二次电池用活性物质，其含有含有镍和锰的含锂过渡金属氧化物，并且具有最密堆积的氧结构，其中原子比M L1 / M _{T 104 可逆地变化，与含锂过渡金属氧化物的锂吸收和解吸有关，为0.7〜1.5的范围; 并且积分强度比线性和连续变化。}

16. 发明申请

US20050147889A1 Non-aqueous electrolyte secondary battery 有权
标题翻译：非水电解质二次电池
公开(公告)号：US20050147889A1
公开(公告)日：2005-07-07
申请号：US10979764
申请日：2004-11-03
申请人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
发明人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
IPC分类号： H01M4/66 , H01M2/16 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/05 , H01M10/0525 , H01M10/0568 , H01M10/0569 , H01M10/058 , H01M4/48 , H01M4/50 , H01M4/52 , H01M10/40
CPC分类号： H01M10/0525 , H01M4/131 , H01M4/485 , H01M4/505 , H01M4/525 , H01M2010/4292
摘要： As an alternative technique to lead-acid batteries, the present invention provides an inexpensive 2 V non-aqueous electrolyte secondary battery having excellent cycle life at a high rate by preventing volume change during charge and discharge. The non-aqueous electrolyte secondary battery uses: a positive electrode active material having a layered structure, being represented by chemical formula Li1±α[Me]O2, where 0≦α
摘要翻译：作为铅酸蓄电池的替代技术，本发明通过防止充放电期间的体积变化，提供了一种廉价的2V非水电解质二次电池，其通过高速率具有优异的循环寿命。非水电解质二次电池使用具有层状结构的正极活性物质，其由化学式Li 1〜α2 [Me] O 2 2表示，其中0 <=α<0.2，Me是包含Ni和选自Mn，Fe，Co，Ti和Cu中的至少一种的过渡金属，并且包括基本上相同比例的元素镍和元素钴; 和包含Li 4 Ti 5 O 12（Li [Li 1/3] Ti 2 O 3的负极活性材料， O 3/3/3）。

17. 发明授权

US08658312B2 Positive electrode for lithium ion battery, fabrication method thereof, and lithium ion battery using the same 有权
标题翻译：锂离子电池用正极及其制造方法以及使用其的锂离子电池
公开(公告)号：US08658312B2
公开(公告)日：2014-02-25
申请号：US13377112
申请日：2010-12-09
申请人： Kenichi Honoki , Kensuke Nakura
发明人： Kenichi Honoki , Kensuke Nakura
IPC分类号： H01M4/131 , H01M4/1391 , H01M4/525 , H01M4/62
CPC分类号： H01M4/525 , H01M4/0404 , H01M4/364 , H01M4/366 , H01M4/5825 , H01M10/052 , H01M10/0587 , H01M2004/028 , Y10T29/49115
摘要： A positive electrode includes a positive electrode current collector, and a positive electrode active material layer formed on the surface of the positive electrode current collector. The positive electrode active material layer includes: a lithium-containing nickel oxide represented by the general formula (1): LixNi1−(p+q+r)CopAlqMrO2+y, where M is a transition metal (excluding Ni and Co) or the like, 0.8≦x≦1.4, and 0
摘要翻译：正极包括正极集电体和在正极集电体的表面上形成的正极活性物质层。正极活性物质层包括：由通式（1）表示的含锂的氧化镍：LixNi1-（p + q + r）CopAlqMrO2 + y，其中M是过渡金属（不包括Ni和Co）或像0.8 @ x @ 1.4，0 <（p + q + r）@ 0.7）; 和碳酸锂。正极活性物质层具有碳酸锂的高浓度区域和碳酸锂的低浓度区域。高浓度区域占正极活性物质层总厚度的2〜80％，从其表面开始。低浓度区域覆盖正极活性物质层的正极集电体侧残留的范围。

18. 发明授权

US08367255B2 Non-aqueous electrolyte secondary battery 有权
标题翻译：非水电解质二次电池
公开(公告)号：US08367255B2
公开(公告)日：2013-02-05
申请号：US11451309
申请日：2006-06-13
申请人： Akihiro Taniguchi , Kensuke Nakura , Takashi Takeuchi
发明人： Akihiro Taniguchi , Kensuke Nakura , Takashi Takeuchi
IPC分类号： H01M6/16 , H01M6/18 , H01M4/58
CPC分类号： H01M10/0587 , H01M4/131 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/0569 , H01M2010/4292 , H01M2300/0037
摘要： A non-aqueous electrolyte secondary battery including: an electrode group in which a positive electrode and a negative electrode are spirally wound with a separator interposed therebetween; and a non-aqueous electrolyte including a non-aqueous solvent and a lithium salt dissolved in the non-aqueous solvent, the positive electrode including a positive electrode material mixture layer containing a nickel-containing lithium composite metal oxide, wherein a product of A and B equals 150 to 350, A equals 15 to 20%, and B equals 10 to 25%, where A (%) represents a porosity of the positive electrode material mixture layer, and B (%) represents a volume percentage of ethylene carbonate in the non-aqueous solvent.
摘要翻译： 1.一种非水电解质二次电池，其特征在于，具有：正极和负极间隔开间隔地螺旋状卷绕的电极组; 以及包含溶解在非水溶剂中的非水溶剂和锂盐的非水电解质，所述正极包括含有镍的锂复合金属氧化物的正极合剂层，其中A和 B等于150至350，A等于15至20％，B等于10至25％，其中A（％）表示正极合剂层的孔隙率，B（％）表示碳酸亚乙酯的体积百分比非水溶剂。

19. 发明授权

US08236449B2 Lithium ion secondary battery with improved electrode stability and safety 有权
标题翻译：具有改善电极稳定性和安全性的锂离子二次电池
公开(公告)号：US08236449B2
公开(公告)日：2012-08-07
申请号：US11915781
申请日：2006-06-26
申请人： Kensuke Nakura
发明人： Kensuke Nakura
IPC分类号： H01M4/13
CPC分类号： H01M10/0525 , H01M4/131 , H01M4/366 , H01M4/485 , H01M4/525 , H01M10/4235 , Y02T10/7011
摘要： A lithium ion secondary battery is provided including a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode includes active material particles. The active material particles include secondary particles of a lithium composite oxide, and some of the secondary particles have a crack. At least a surface layer portion of the active material particles includes element Me of at least one selected from the group consisting of Mn, Al, Mg, Ca, Zr, B, W, Nb, Ta, In, Mo, and Sn. Element Me is distributed more in the surface layer portion compared with an inner portion of the active material particles.
摘要翻译：提供了包括正极，负极和非水电解质的锂离子二次电池。正极包括活性物质颗粒。活性物质颗粒包括锂复合氧化物的二次颗粒，并且一些二次颗粒具有裂纹。至少活性物质粒子的表层部分包含选自Mn，Al，Mg，Ca，Zr，B，W，Nb，Ta，In，Mo和Sn中的至少一种的元素Me。与活性物质颗粒的内部相比，元素Me更多地分布在表层部分中。

20. 发明授权

US08137847B2 Active material for non-aqueous electrolyte secondary battery and manufacturing method therefore 有权
标题翻译：非水电解质二次电池的活性物质及其制造方法
公开(公告)号：US08137847B2
公开(公告)日：2012-03-20
申请号：US12058430
申请日：2008-03-28
申请人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
发明人： Tsutomu Ohzuku , Hiroshi Yoshizawa , Kensuke Nakura
IPC分类号： H01M10/0562 , H01M6/16
CPC分类号： H01M10/0525 , C01G45/1228 , C01G45/125 , C01G53/00 , C01G53/42 , C01G53/44 , C01G53/56 , C01P2002/72 , C01P2002/74 , C01P2002/77 , C01P2002/88 , C01P2004/03 , C01P2004/62 , C01P2006/40 , H01M4/505 , H01M4/525 , H01M2004/021 , Y02T10/7011
摘要： An active material for a non-aqueous electrolyte secondary battery including a lithium-containing transition metal oxide containing nickel and manganese and having a closest-packed structure of oxygen, wherein an atomic ratio MLi/MT between the number of moles of lithium MLi and the number of moles of transition metal Mt contained in the lithium-containing transition metal oxide is greater than 1.0; the lithium-containing transition metal oxide has a crystal structure attributed to a hexagonal system, and the X-ray diffraction image of the crystal structure has a peak P003 attributed to the (003) plane and a peak P104 attributed to the (104) plane; an integrated intensity ratio I003/I104 between the peak P003 and the peak P104 varies reversibly within a range from 0.7 to 1.5 in association with absorption and desorption of lithium by the lithium-containing transition metal oxide; and the integrated intensity ratio varies linearly and continuously.
摘要翻译： 1.一种非水电解质二次电池用活性物质，其含有含有镍和锰的含锂过渡金属氧化物并具有最密堆积结构的氧，其中，MLi的摩尔数与含锂过渡金属氧化物中过渡金属Mt的摩尔数大于1.0; 含锂过渡金属氧化物具有由六方晶系构成的晶体结构，晶体结构的X射线衍射图像具有归属于（003）面的峰值P003和归因于（104）面的峰值P104 ; 在峰值P003和峰值P104之间的积分强度比I003 / I104与含锂过渡金属氧化物的锂的吸收和解吸相关，在0.7至1.5的范围内可逆地变化; 并且积分强度比线性和连续变化。

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